Structure of the Human Respiratory System
Air enters through the nostrils and passes through the nasopharynx,the oral pharynx ,through the glottis then into the trachea next into the right and left bronchi, which branches and rebranches into the bronchioles, each of which terminates in a cluster of alveoli.
Channels: Medical
Tags: The Human respiratory system
Uploaded by: NicolaTesla ( Send Message ) on 15-11-2010.
Duration: 1m 15s
